- Pharo-users - lists.pharo.org

Re: [Pharo-users] VPS difficulties

by horrido

Yes, I have a normal account. And, yes, the ownership is root:root. Sven Van Caekenberghe-2 wrote > sven@ubuntu:~/Documents/pharo7$ uname -a > Linux ubuntu 4.15.0-39-generic #42-Ubuntu SMP Tue Oct 23 15:48:01 UTC 2018 > x86_64 x86_64 x86_64 GNU/Linux > > sven@ubuntu:~/Documents/pharo7$ cat /etc/issue > Ubuntu 18.04.1 LTS > > sven@ubuntu:~/Documents/pharo7$ id > uid=1000(sven) gid=1000(sven) > groups=1000(sven),4(adm),24(cdrom),27(sudo),30(dip),46(plugdev),113(lpadmin),128(sambashare) > > sven@ubuntu:~/Documents/pharo7$ cat /etc/security/limits.d/pharo.conf > * hard rtprio 2 > * soft rtprio 2 > > sven@ubuntu:~/Documents/pharo7$ ls -lah /etc/security/limits.d/pharo.conf > -rw-r--r-- 1 root root 50 Apr 30 2018 /etc/security/limits.d/pharo.conf > > sven@ubuntu:~/Documents/pharo7$ pwd > /home/sven/Documents/pharo7 > > sven@ubuntu:~/Documents/pharo7$ curl get.pharo.org/64/70+vm | bash > % Total % Received % Xferd Average Speed Time Time Time > Current > Dload Upload Total Spent Left > Speed > 100 3054 100 3054 0 0 1961 0 0:00:01 0:00:01 --:--:-- > 1960 > Downloading the latest 70 Image: > http://files.pharo.org/get-files/70/pharo64.zip > Pharo.image > Downloading the latest pharoVM: > http://files.pharo.org/get-files/70/pharo64-linux-stable.zip > pharo-vm/pharo > Creating starter scripts pharo and pharo-ui > > sven@ubuntu:~/Documents/pharo7$ ./pharo Pharo.image printVersion > [version] 'Pharo7.0.0' > 'Pharo-7.0.0+rc1.build.1434.sha.ee53b61de346d1dd58999e239e1c3dc5da069b6d > (64 Bit)' > > sven@ubuntu:~/Documents/pharo7$ file > pharo-vm/lib/pharo/5.0-201806281256/pharo > pharo-vm/lib/pharo/5.0-201806281256/pharo: ELF 64-bit LSB executable, > x86-64, version 1 (SYSV), dynamically linked, interpreter > /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.24, > BuildID[sha1]=2778173a7eac63dca9a970146659c2de8fef4160, with debug_info, > not stripped > > sven@ubuntu:~/Documents/pharo7$ ldd > pharo-vm/lib/pharo/5.0-201806281256/pharo > linux-vdso.so.1 (0x00007ffed93c1000) > libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f21defbc000) > libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f21dec1e000) > libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 > (0x00007f21de9ff000) > libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f21de60e000) > /lib64/ld-linux-x86-64.so.2 (0x00007f21df1c0000) > > sven@ubuntu:~/Documents/pharo7$ ./pharo-ui Pharo.image > > [normal UI] > > Do you have a normal user account ? > Are the permissions on /etc/security/limits.d/pharo.conf root:root ? > >> On 3 Dec 2018, at 16:16, horrido < > horrido.hobbies@ > > wrote: >> >> I've switched over to Ubuntu Server 18.04 LTS. I've repeated all the >> steps to >> arrive at Pharo installation. I'm still having the same problem: >> pthread_setschedparam failed. >> >> Here's my /etc/security/limits.d/pharo.conf: >> >> * hard rtprio 2 >> * soft rtprio 2 >> >> >> >> Sven Van Caekenberghe-2 wrote >>>> On 2 Dec 2018, at 18:40, horrido < >> >>> horrido.hobbies@ >> >>> > wrote: >>>> >>>> Bizarre. I've created a new VirtualBox image of Debian and now this >>>> solution >>>> no longer works! I'm still getting the thread priority warning. So this >>>> solution appears to be unreliable. >>> >>> Why use Debian (not that it is bad, it is just a bit more technical) ? >>> >>> I think you would have less problems using Ubuntu (it is just as open, >>> it >>> is what everybody else is using and it is much more user friendly). >>> >>>> >>> > <sigh> >>>> >>>> >>>> On Fri, 23 Nov 2018 at 04:02, horrido <horrido.hobbies@> wrote: >>>> >>>>> Okay, I've resolved everything. First, the reason why I'm getting the >>>>> 'pthread_setschedparam failed' error when I run Pharo under Debian is >>>>> because it must be run as 'root'! Don't ask me why, but that's the >>>>> reason >>>>> why Pharo can't set thread priorities. (This wasn't an issue under >>>>> Ubuntu >>>>> Server â go figure.) >>>>> >>>>> Second, I am now using Pharo's own SHA256 class. It's probably not as >>>>> secure >>>>> (because it doesn't use a salt value) and not as quick to execute (not >>>>> being >>>>> C code), but for my purpose, it doesn't really matter. >>>>> >>>>> So I can use DigitalOcean or OVH to run my web server in a VPS. >>>>> >>>> >>>> Good to hear. But you shouldn't need to run Pharo as root, >>>> just be root to create this config file.... >>>> cat < >>> > <END | sudo tee /etc/security/limits.d/pharo.conf >> >>> >>> * hard rtprio 2 >>>> * soft rtprio 2 >>>> END >>>> >>>> cheers -ben >>>> </quote> >>>> >>>> >>>> >>>> >>>> -- >>>> Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html >> >> >> >> >> >> -- >> Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html -- Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html

Dec. 3, 2018

Re: [Pharo-users] can I improve this

by Roelof Wobben

Op 3-12-2018 om 17:01 schreef Benoit St-Jean via Pharo-users: Many many many thanks For me too and that is the answer I expect Two question, Why is trough StandardFileStream a line and can this also be rewritten with a StreamContents Roelof

Dec. 3, 2018

Re: [Pharo-users] VPS difficulties

by Sven Van Caekenberghe

sven@ubuntu:~/Documents/pharo7$ uname -a Linux ubuntu 4.15.0-39-generic #42-Ubuntu SMP Tue Oct 23 15:48:01 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux sven@ubuntu:~/Documents/pharo7$ cat /etc/issue Ubuntu 18.04.1 LTS sven@ubuntu:~/Documents/pharo7$ id uid=1000(sven) gid=1000(sven) groups=1000(sven),4(adm),24(cdrom),27(sudo),30(dip),46(plugdev),113(lpadmin),128(sambashare) sven@ubuntu:~/Documents/pharo7$ cat /etc/security/limits.d/pharo.conf * hard rtprio 2 * soft rtprio 2 sven@ubuntu:~/Documents/pharo7$ ls -lah /etc/security/limits.d/pharo.conf -rw-r--r-- 1 root root 50 Apr 30 2018 /etc/security/limits.d/pharo.conf sven@ubuntu:~/Documents/pharo7$ pwd /home/sven/Documents/pharo7 sven@ubuntu:~/Documents/pharo7$ curl get.pharo.org/64/70+vm | bash % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 3054 100 3054 0 0 1961 0 0:00:01 0:00:01 --:--:-- 1960 Downloading the latest 70 Image: http://files.pharo.org/get-files/70/pharo64.zip Pharo.image Downloading the latest pharoVM: http://files.pharo.org/get-files/70/pharo64-linux-stable.zip pharo-vm/pharo Creating starter scripts pharo and pharo-ui sven@ubuntu:~/Documents/pharo7$ ./pharo Pharo.image printVersion [version] 'Pharo7.0.0' 'Pharo-7.0.0+rc1.build.1434.sha.ee53b61de346d1dd58999e239e1c3dc5da069b6d (64 Bit)' sven@ubuntu:~/Documents/pharo7$ file pharo-vm/lib/pharo/5.0-201806281256/pharo pharo-vm/lib/pharo/5.0-201806281256/pharo: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.24, BuildID[sha1]=2778173a7eac63dca9a970146659c2de8fef4160, with debug_info, not stripped sven@ubuntu:~/Documents/pharo7$ ldd pharo-vm/lib/pharo/5.0-201806281256/pharo linux-vdso.so.1 (0x00007ffed93c1000) libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f21defbc000) libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f21dec1e000) libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f21de9ff000) libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f21de60e000) /lib64/ld-linux-x86-64.so.2 (0x00007f21df1c0000) sven@ubuntu:~/Documents/pharo7$ ./pharo-ui Pharo.image [normal UI] Do you have a normal user account ? Are the permissions on /etc/security/limits.d/pharo.conf root:root ? > On 3 Dec 2018, at 16:16, horrido <horrido.hobbies(a)gmail.com> wrote: > > I've switched over to Ubuntu Server 18.04 LTS. I've repeated all the steps to > arrive at Pharo installation. I'm still having the same problem: > pthread_setschedparam failed. > > Here's my /etc/security/limits.d/pharo.conf: > > * hard rtprio 2 > * soft rtprio 2 > > > > Sven Van Caekenberghe-2 wrote >>> On 2 Dec 2018, at 18:40, horrido < > >> horrido.hobbies@ > >> > wrote: >>> >>> Bizarre. I've created a new VirtualBox image of Debian and now this >>> solution >>> no longer works! I'm still getting the thread priority warning. So this >>> solution appears to be unreliable. >> >> Why use Debian (not that it is bad, it is just a bit more technical) ? >> >> I think you would have less problems using Ubuntu (it is just as open, it >> is what everybody else is using and it is much more user friendly). >> >>> >> <sigh> >>> >>> >>> On Fri, 23 Nov 2018 at 04:02, horrido <horrido.hobbies@> wrote: >>> >>>> Okay, I've resolved everything. First, the reason why I'm getting the >>>> 'pthread_setschedparam failed' error when I run Pharo under Debian is >>>> because it must be run as 'root'! Don't ask me why, but that's the >>>> reason >>>> why Pharo can't set thread priorities. (This wasn't an issue under >>>> Ubuntu >>>> Server â go figure.) >>>> >>>> Second, I am now using Pharo's own SHA256 class. It's probably not as >>>> secure >>>> (because it doesn't use a salt value) and not as quick to execute (not >>>> being >>>> C code), but for my purpose, it doesn't really matter. >>>> >>>> So I can use DigitalOcean or OVH to run my web server in a VPS. >>>> >>> >>> Good to hear. But you shouldn't need to run Pharo as root, >>> just be root to create this config file.... >>> cat < >> <END | sudo tee /etc/security/limits.d/pharo.conf >>> >> * hard rtprio 2 >>> * soft rtprio 2 >>> END >>> >>> cheers -ben >>> </quote> >>> >>> >>> >>> >>> -- >>> Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html > > > > > > -- > Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html

Dec. 3, 2018

Re: [Pharo-users] can I improve this

by Benoit St-Jean

Works fine with my Squeak and Pharo code. Result is 558 in both cases! ----------------- BenoÃ®t St-Jean Yahoo! Messenger: bstjean Twitter: @BenLeChialeux Pinterest: benoitstjean Instagram: Chef_Benito IRC: lamneth Blogue: endormitoire.wordpress.com "A standpoint is an intellectual horizon of radius zero".Â (A. Einstein) On Monday, December 3, 2018, 10:37:57 a.m. EST, Roelof Wobben <r.wobben(a)home.nl> wrote: Op 3-12-2018 om 16:13 schreef Benoit St-Jean via Pharo-users: > file := StandardFileStream readOnlyFileNamed: 'C:\Recv\day.1.input'. > [file atEnd] whileFalse: [numbers add: (file nextLine asInteger)]. > file close. very wierd, on my Pharo 7 box I do not work. I also see a message that temp variables are not written or read Can you try your code on my input : https://gist.github.com/RoelofWobben/001a0d7f9a8d5b5a0ebbc3f133dbd032 and tell me the outcome. I have solved it already so you do not spoil anything Roelof

Dec. 3, 2018

Re: [Pharo-users] VPS difficulties

by horrido

Yes, I did. I even rebooted Ubuntu. Given that this problem occurs for both Debian and Ubuntu, there must be some commonality that hasn't been documented. Ben Coman wrote > At https://linux.die.net/man/5/limits.conf > I read "note that all limit settings are set per login." > You haven't mentioned whether you logged out and back in again? > > cheers -ben > > On Mon, 3 Dec 2018 at 23:17, horrido < > horrido.hobbies@ > > wrote: > >> I've switched over to Ubuntu Server 18.04 LTS. I've repeated all the >> steps >> to >> arrive at Pharo installation. I'm still having the same problem: >> pthread_setschedparam failed. >> >> Here's my /etc/security/limits.d/pharo.conf: >> >> * hard rtprio 2 >> * soft rtprio 2 >> >> >> >> Sven Van Caekenberghe-2 wrote >> >> On 2 Dec 2018, at 18:40, horrido < >> >> > horrido.hobbies@ >> >> > > wrote: >> >> >> >> Bizarre. I've created a new VirtualBox image of Debian and now this >> >> solution >> >> no longer works! I'm still getting the thread priority warning. So >> this >> >> solution appears to be unreliable. >> > >> > Why use Debian (not that it is bad, it is just a bit more technical) ? >> > >> > I think you would have less problems using Ubuntu (it is just as open, >> it >> > is what everybody else is using and it is much more user friendly). >> > >> >> >> > > <sigh> >> >> >> >> >> >> On Fri, 23 Nov 2018 at 04:02, horrido <horrido.hobbies@> wrote: >> >> >> >>> Okay, I've resolved everything. First, the reason why I'm getting the >> >>> 'pthread_setschedparam failed' error when I run Pharo under Debian is >> >>> because it must be run as 'root'! Don't ask me why, but that's the >> >>> reason >> >>> why Pharo can't set thread priorities. (This wasn't an issue under >> >>> Ubuntu >> >>> Server â go figure.) >> >>> >> >>> Second, I am now using Pharo's own SHA256 class. It's probably not as >> >>> secure >> >>> (because it doesn't use a salt value) and not as quick to execute >> (not >> >>> being >> >>> C code), but for my purpose, it doesn't really matter. >> >>> >> >>> So I can use DigitalOcean or OVH to run my web server in a VPS. >> >>> >> >> >> >> Good to hear. But you shouldn't need to run Pharo as root, >> >> just be root to create this config file.... >> >> cat < >> > > <END | sudo tee /etc/security/limits.d/pharo.conf >> > >> >> > * hard rtprio 2 >> >> * soft rtprio 2 >> >> END >> >> >> >> cheers -ben >> -- Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html

Dec. 3, 2018

Re: [Pharo-users] can I improve this

by Roelof Wobben

found it. I use the old reading code from part1. but on part2 you did add the input to the numbers collection so numbers was keeping empty sorry for the noise Roelof Op 3-12-2018 om 16:13 schreef Benoit St-Jean via Pharo-users: > | file total numbers index frequencies duplicate | > > duplicate := false. > frequencies := Set new: 150000. > frequencies add: 0. > numbers := OrderedCollection new: 1000. > total := 0. > > file := StandardFileStream readOnlyFileNamed: 'C:\Recv\day.1.input'. > [file atEnd] whileFalse: [numbers add: (file nextLine asInteger)]. > file close. > > index := 0. > [duplicate] whileFalse: [index := index \\ (numbers size) + 1. > Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â total := total + numbers at: index. > Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (frequencies includes: total) > Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ifTrue: [duplicate := true] > Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ifFalse: [frequencies add: total]]. > > total

Dec. 3, 2018

Re: [Pharo-users] VPS difficulties

by Ben Coman

At https://linux.die.net/man/5/limits.conf I read "note that all limit settings are set per login." You haven't mentioned whether you logged out and back in again? cheers -ben On Mon, 3 Dec 2018 at 23:17, horrido <horrido.hobbies(a)gmail.com> wrote: > I've switched over to Ubuntu Server 18.04 LTS. I've repeated all the steps > to > arrive at Pharo installation. I'm still having the same problem: > pthread_setschedparam failed. > > Here's my /etc/security/limits.d/pharo.conf: > > * hard rtprio 2 > * soft rtprio 2 > > > > Sven Van Caekenberghe-2 wrote > >> On 2 Dec 2018, at 18:40, horrido < > > > horrido.hobbies@ > > > > wrote: > >> > >> Bizarre. I've created a new VirtualBox image of Debian and now this > >> solution > >> no longer works! I'm still getting the thread priority warning. So this > >> solution appears to be unreliable. > > > > Why use Debian (not that it is bad, it is just a bit more technical) ? > > > > I think you would have less problems using Ubuntu (it is just as open, it > > is what everybody else is using and it is much more user friendly). > > > >> > > <sigh> > >> > >> > >> On Fri, 23 Nov 2018 at 04:02, horrido <horrido.hobbies@> wrote: > >> > >>> Okay, I've resolved everything. First, the reason why I'm getting the > >>> 'pthread_setschedparam failed' error when I run Pharo under Debian is > >>> because it must be run as 'root'! Don't ask me why, but that's the > >>> reason > >>> why Pharo can't set thread priorities. (This wasn't an issue under > >>> Ubuntu > >>> Server â go figure.) > >>> > >>> Second, I am now using Pharo's own SHA256 class. It's probably not as > >>> secure > >>> (because it doesn't use a salt value) and not as quick to execute (not > >>> being > >>> C code), but for my purpose, it doesn't really matter. > >>> > >>> So I can use DigitalOcean or OVH to run my web server in a VPS. > >>> > >> > >> Good to hear. But you shouldn't need to run Pharo as root, > >> just be root to create this config file.... > >> cat < > > <END | sudo tee /etc/security/limits.d/pharo.conf > >> > > * hard rtprio 2 > >> * soft rtprio 2 > >> END > >> > >> cheers -ben >

Dec. 3, 2018

Re: [Pharo-users] can I improve this

by Roelof Wobben

Op 3-12-2018 om 16:13 schreef Benoit St-Jean via Pharo-users: > file := StandardFileStream readOnlyFileNamed: 'C:\Recv\day.1.input'. > [file atEnd] whileFalse: [numbers add: (file nextLine asInteger)]. > file close. very wierd, on my Pharo 7 box I do not work. I also see a message that temp variables are not written or read Can you try your code on my input : https://gist.github.com/RoelofWobben/001a0d7f9a8d5b5a0ebbc3f133dbd032 and tell me the outcome. I have solved it already so you do not spoil anything Roelof

Dec. 3, 2018

Re: [Pharo-users] VPS difficulties

by horrido

I've switched over to Ubuntu Server 18.04 LTS. I've repeated all the steps to arrive at Pharo installation. I'm still having the same problem: pthread_setschedparam failed. Here's my /etc/security/limits.d/pharo.conf: * hard rtprio 2 * soft rtprio 2 Sven Van Caekenberghe-2 wrote >> On 2 Dec 2018, at 18:40, horrido < > horrido.hobbies@ > > wrote: >> >> Bizarre. I've created a new VirtualBox image of Debian and now this >> solution >> no longer works! I'm still getting the thread priority warning. So this >> solution appears to be unreliable. > > Why use Debian (not that it is bad, it is just a bit more technical) ? > > I think you would have less problems using Ubuntu (it is just as open, it > is what everybody else is using and it is much more user friendly). > >> > <sigh> >> >> >> On Fri, 23 Nov 2018 at 04:02, horrido <horrido.hobbies@> wrote: >> >>> Okay, I've resolved everything. First, the reason why I'm getting the >>> 'pthread_setschedparam failed' error when I run Pharo under Debian is >>> because it must be run as 'root'! Don't ask me why, but that's the >>> reason >>> why Pharo can't set thread priorities. (This wasn't an issue under >>> Ubuntu >>> Server â go figure.) >>> >>> Second, I am now using Pharo's own SHA256 class. It's probably not as >>> secure >>> (because it doesn't use a salt value) and not as quick to execute (not >>> being >>> C code), but for my purpose, it doesn't really matter. >>> >>> So I can use DigitalOcean or OVH to run my web server in a VPS. >>> >> >> Good to hear. But you shouldn't need to run Pharo as root, >> just be root to create this config file.... >> cat < > <END | sudo tee /etc/security/limits.d/pharo.conf >> > * hard rtprio 2 >> * soft rtprio 2 >> END >> >> cheers -ben >> </quote> >> >> >> >> >> -- >> Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html -- Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html

Dec. 3, 2018

Re: [Pharo-users] can I improve this

by Benoit St-Jean

I'm on Squeak btw.Â Tried it in Pharo 6.1 and it looks like number parsing is different. Here's a version that works fine on Pharo 6.1 | file total numbers index frequencies duplicate | duplicate := false. frequencies := Set new: 150000. frequencies add: 0. numbers := OrderedCollection new: 1000. total := 0. file := StandardFileStream readOnlyFileNamed: 'C:\Recv\day.1.input'. [file atEnd] whileFalse: [numbers add: (file nextLine asInteger)]. file close. index := 0. [duplicate] whileFalse: [index := index \\ (numbers size) + 1. Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â total := total + numbers at: index. Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (frequencies includes: total) Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ifTrue: [duplicate := true] Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ifFalse: [frequencies add: total]]. total ----------------- BenoÃ®t St-Jean Yahoo! Messenger: bstjean Twitter: @BenLeChialeux Pinterest: benoitstjean Instagram: Chef_Benito IRC: lamneth Blogue: endormitoire.wordpress.com "A standpoint is an intellectual horizon of radius zero".Â (A. Einstein) On Monday, December 3, 2018, 10:12:36 a.m. EST, Roelof Wobben <r.wobben(a)home.nl> wrote: Op 3-12-2018 om 16:08 schreef Benoit St-Jean via Pharo-users: yep I did change it by the argument partTwo: aFileName Â Â Â | total numbers index frequencies duplicate file | duplicate := false. frequencies := Set new: 150000. frequencies add: 0. numbers := OrderedCollection new: 1000. total := 0. file := self changesFrom: aFileName. index := 0. [duplicate] whileFalse: [index := index \\ (numbers size) + 1. Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â total := total + numbers at: index. Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (frequencies includes: total) Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ifTrue: [duplicate := true] Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ifFalse: [frequencies add: total]]. ^total and changesFrom looks like this : changesFrom: aFileName Â Â Â ^Array streamContents: [:changes | Â Â Â Â Â aFileName asFileReference readStreamDo: [:in | Â Â Â Â Â Â Â [in atEnd] whileFalse: [changes nextPut: in nextLine asInteger]]]

Dec. 3, 2018